tuple1 = (1, 2, 3, True, 'hello')
for i in tuple1:
    print(i)

for index, value in enumerate(tuple1):
    print("循环后下标为 %d" % index, "值为", value)


print("--" * 20)
#
for i in range(len(tuple1)):
    print("循环后下标为 %d" % i, "值为", tuple1[i])
